Design lug nut key chain



FIG. 1 is a top view of the design of a key chain;

FIG. 2 is a left side view of the design of a key chain;

FIG. 3 is a bottom view of the design of a key chain;

FIG. 4 is a right side view of the design of a key chain;

FIG. 5 is a back view of the design of a key chain; and,

FIG. 6 is a front view of the design of a key chain. 

The ornamental design lug nut key chain, as shown and described. 